:root{--bg:#f5f6f8;--card:#fff;--text:#1c1d21;--muted:#595f6e;--primary:#0d6efd;--error:#b42318;--success:#067647;--border:#d0d5dd}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0;font-family:Helvetica Neue,Helvetica,Arial,sans-serif}.auth-page{place-items:center;min-height:100vh;padding:20px;display:grid}.auth-card{background:var(--card);border:1px solid var(--border);border-radius:12px;width:100%;max-width:440px;padding:24px}.auth-form{gap:12px;display:grid}label{gap:6px;font-size:14px;display:grid}input{border:1px solid var(--border);border-radius:8px;padding:10px 12px;font-size:14px}button{color:#fff;background:var(--primary);cursor:pointer;border:none;border-radius:8px;margin-top:4px;padding:10px 14px}button:disabled{opacity:.7;cursor:default}.success{color:var(--success)}.error{color:var(--error)}a{color:var(--primary)}